Invention Grant
US08173227B2 Recording ink, ink media set, ink cartridge, ink recorded matter, inkjet recording apparatus, and inkjet recording method
有权
记录油墨，油墨介质组，墨盒，油墨记录物，喷墨记录装置和喷墨记录方法
- Patent Title: Recording ink, ink media set, ink cartridge, ink recorded matter, inkjet recording apparatus, and inkjet recording method
- Patent Title (中): 记录油墨，油墨介质组，墨盒，油墨记录物，喷墨记录装置和喷墨记录方法
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Application No.: US12095946Application Date: 2007-09-12
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Publication No.: US08173227B2Publication Date: 2012-05-08
- Inventor: Naoya Morohoshi , Tamotsu Aruga , Michihiko Namba , Akihiko Gotoh , Kiyofumi Nagai
- Applicant: Naoya Morohoshi , Tamotsu Aruga , Michihiko Namba , Akihiko Gotoh , Kiyofumi Nagai
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company, Ltd.
- Current Assignee: Ricoh Company, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2006-252345 20060919
- International Application: PCT/JP2007/068226 WO 20070912
- International Announcement: WO2008/035725 WO 20080327
- Main IPC: B05D5/06
- IPC: B05D5/06 ; B41J2/17 ; C08K5/3417
Abstract:
There is provided a recording ink containing: solid constituents, which contain a colorant and a resin, and stay solid in the ink having a temperature of 25° C.; liquid constituents, which have a higher boiling point than a boiling point of water, and stay liquid in the ink having a temperature of 25° C.; and water, wherein a total amount of the solid constituents in the recording ink is in the range of 2.0% by mass or more to less than 20% by mass, wherein a ratio A/B of a total amount of the liquid constituents in the recording ink A to the total amount of the solid constituents in the recording ink B is from 0.70 to 1.75, and wherein the viscosity of the recording ink at 25° C. is 10 mPa s or less.
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